The Number of Cell Phone Minutes Used by High School

question 111

Multiple Choice

The number of cell phone minutes used by high school seniors follows a normal distribution with a mean of 500 and a standard deviation of 50.What is the probability that a student uses fewer than 400 minutes?

• A)0
• B)0.023
• C)0.159
• D)0.977

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Definitions:

Strategic Planning

The process of defining an organization's direction and making decisions on allocating its resources to pursue this strategy, including its capital and people.

Vertical Communication

The process of information flow between different levels of an organization, both upwards from subordinates to superiors and downwards from superiors to subordinates.

Failures of Substance

Situations or outcomes where the actual performance or result significantly deviates from the intended or expected one, often negatively.

Poor Analysis

Inadequate or faulty examination and evaluation of data or information, leading to incorrect conclusions or understanding.